Submission #1757929

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Source Code Expand

#include <algorithm>
#include <vector>
#include <iostream>
using namespace std;
int main(){
  string S;
  getline(cin,S);
  vector<string> V;
  V.push_back("");
  bool f = false, g = false;
  for(int i = 0; i < S.length(); ++i){
    if(S[i] == '@'){
      f = true;
      if(V[V.size()-1] != "") V.push_back("");
    }else if(f && S[i] >= 'a' && S[i] <= 'z'){
      V[V.size()-1] += S[i];
      g = true;
    }else{
      f = false;
    }
  }
  if(!g) return 0;
  sort(V.begin(), V.end());
  cout << V[0] << endl;
  for(int i = 1; i < V.size(); ++i){
    if(V[i] != V[i-1]) cout << V[i] << endl;;
  }
  return 0;
}

Submission Info

Judge Result